Which Rocks term is correctly associated with common use or association: “can metamorphose into slate”, and also with “a fine-grained sedimentary rock”?

Correct Answer: Option D — Shale. Shale is correct because it is can metamorphose into slate. Shale is also associated with a fine-grained sedimentary rock. A further identifying fact is that Shale is splits into thin layers called fissility. Another useful fact is that Shale is associated with can metamorphose into slate. Why the other options are incorrect: Option A — Marble: It is used in sculpture and architecture and is associated with a metamorphic rock; those are the identifying facts of Marble. Option B — Slate: It is used for roofing and writing boards and is associated with a low-grade metamorphic rock; those are the identifying facts of Slate. Option C — Quartzite: It is used as construction aggregate and decorative stone and is associated with a hard metamorphic rock; those are the identifying facts of Quartzite. Exam Takeaway: Link Shale with “can metamorphose into slate” and “a fine-grained sedimentary rock” for quick revision.